cecb5e295a
Now, it supports almost everything except `recursive = false;`, i.e. `flat`-ingestion because we have no knob exposed in the tvix store import side to do it. This has been tested to work. Change-Id: I2e9da10ceccdfbf45b43c532077ed45d6306aa98 Reviewed-on: https://cl.tvl.fyi/c/depot/+/10597 Tested-by: BuildkiteCI Autosubmit: raitobezarius <tvl@lahfa.xyz> Reviewed-by: flokli <flokli@flokli.de>
71 lines
2.2 KiB
Rust
71 lines
2.2 KiB
Rust
//! Contains errors that can occur during evaluation of builtins in this crate
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use nix_compat::{
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nixhash::{self, NixHash},
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store_path::BuildStorePathError,
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};
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use std::rc::Rc;
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use thiserror::Error;
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/// Errors related to derivation construction
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#[derive(Debug, Error)]
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pub enum DerivationError {
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#[error("an output with the name '{0}' is already defined")]
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DuplicateOutput(String),
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#[error("fixed-output derivations can only have the default `out`-output")]
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ConflictingOutputTypes,
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#[error("the environment variable '{0}' has already been set in this derivation")]
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DuplicateEnvVar(String),
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#[error("invalid derivation parameters: {0}")]
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InvalidDerivation(#[from] nix_compat::derivation::DerivationError),
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#[error("invalid output hash: {0}")]
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InvalidOutputHash(#[from] nixhash::Error),
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#[error("invalid output hash mode: '{0}', only 'recursive' and 'flat` are supported")]
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InvalidOutputHashMode(String),
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}
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impl From<DerivationError> for tvix_eval::ErrorKind {
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fn from(err: DerivationError) -> Self {
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tvix_eval::ErrorKind::TvixError(Rc::new(err))
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}
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}
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#[derive(Debug, Error)]
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pub enum FetcherError {
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#[error("hash mismatch in file downloaded from {url}:\n wanted: {wanted}\n got: {got}")]
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HashMismatch {
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url: String,
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wanted: NixHash,
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got: NixHash,
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},
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#[error("Invalid hash type '{0}' for fetcher")]
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InvalidHashType(&'static str),
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#[error("Error in store path for fetcher output: {0}")]
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StorePath(#[from] BuildStorePathError),
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#[error(transparent)]
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Http(#[from] reqwest::Error),
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}
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impl From<FetcherError> for tvix_eval::ErrorKind {
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fn from(err: FetcherError) -> Self {
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tvix_eval::ErrorKind::TvixError(Rc::new(err))
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}
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}
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/// Errors related to `builtins.path` and `builtins.filterSource`,
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/// a.k.a. "importing" builtins.
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#[derive(Debug, Error)]
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pub enum ImportError {
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#[error("non-file '{0}' cannot be imported in 'flat' mode")]
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FlatImportOfNonFile(String),
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#[error("hash mismatch at ingestion of '{0}', expected: '{1}', got: '{2}'")]
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HashMismatch(String, NixHash, NixHash),
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}
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impl From<ImportError> for tvix_eval::ErrorKind {
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fn from(err: ImportError) -> Self {
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tvix_eval::ErrorKind::TvixError(Rc::new(err))
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}
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}
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